1219815376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5864497}}^1$

素因数の和:5864518

約数の個数: 20

約数和(自身を含む): 2545192132

約数和(自身を除く): 1325376756

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5864497, 11728994, 23457988, 46915976, 76238461, 93831952, 152476922, 304953844, 609907688, 1219815376]

約数ペア:

[(1, 1219815376), (2, 609907688), (4, 304953844), (8, 152476922), (13, 93831952), (16, 76238461), (26, 46915976), (52, 23457988), (104, 11728994), (208, 5864497)]